The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8404059 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 26, 2013

Filed:

Jul. 10, 2007
Applicants:

Koji Wada, Kobe, JP;

Jun Hisamoto, Kobe, JP;

Toshiyuki Tanaka, Inabe, JP;

Kozo Hoshino, Moka, JP;

Kazunori Kobayashi, Moka, JP;

Inventors:

Koji Wada, Kobe, JP;

Jun Hisamoto, Kobe, JP;

Toshiyuki Tanaka, Inabe, JP;

Kozo Hoshino, Moka, JP;

Kazunori Kobayashi, Moka, JP;

Assignee:

Kobe Steel, Ltd., Kobe-shi, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C 21/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

The aluminum alloy for anodic oxidation treatment directed to the present invention comprises as alloy elements 0.1 to 2.0% Mg, 0.1 to 2.0% Si, and 0.1 to 2.0% Mn, wherein each content of Fe, Cr, and Cu is limited to 0.03 mass % or less, and wherein the remainder is composed of Al and inevitable impurities. An aluminum alloy more excellent in the durability can be obtained by subjecting the aluminum alloy ingot having the above element composition to a homogenization treatment at a temperature of more than 550° C. to 600° C. or less. An aluminum alloy member can be obtained by forming an anodic oxidation coating on the surface of the aluminum alloy.


Find Patent Forward Citations

Wada, Koji. (2013). Aluminum alloy for anodizing having durability, contamination resistance and productivity, method for producing the same, aluminum alloy member having anodic oxide coating, and plasma processing apparatus (U.S. Patent No. 8404059). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8404059

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